Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between AURA and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/31/2013
Index Date (AURA) Time (AURA) Lat,Lon (AURA) SZA (AURA ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 12/31/2013 17:33:02 70.62, 146.94 124.67 12/31/2013 17:31:49 70.91, 145.19 125.08 71.34 73
2 12/31/2013 18:19:46 -78.75, -22.64 63.83 12/31/2013 18:19:46 -78.74, -22.65 63.83 0.34 0
3 01/03/2014 09:46:55 78.52, -75.61 116.29 01/03/2014 09:46:05 78.53, -75.51 116.31 2.33 50
4 01/03/2014 10:36:13 -78.91, 94.14 64.21 01/03/2014 10:36:40 -78.91, 94.24 64.25 2.36 27
5 01/06/2014 02:03:23 78.62, 40.77 115.94 01/06/2014 02:03:01 78.62, 40.83 115.95 1.45 22
6 01/06/2014 02:52:41 -79.00,-149.44 64.56 01/06/2014 02:53:36 -79.00,-149.37 64.62 1.66 55
7 01/08/2014 17:30:35 -78.27, -12.76 63.91 01/08/2014 17:29:24 -78.27, -12.81 63.84 1.14 71
8 01/08/2014 18:19:52 78.64, 156.79 115.63 01/08/2014 18:19:59 78.64, 156.67 115.65 2.84 7
9 01/11/2014 09:47:00 -78.40, 103.78 64.41 01/11/2014 09:46:18 -78.40, 103.68 64.35 2.37 42
10 01/11/2014 10:36:14 78.89, -85.94 114.97 01/11/2014 10:36:49 78.90, -85.84 114.92 2.24 35
11 01/14/2014 02:03:24 -78.59,-139.36 65.03 01/14/2014 02:03:11 -78.59,-139.38 65.02 0.61 13

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 12/31/2013
SNOs_Map_AURA_NPP_20140101.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 12/31/2013 in txt file.

Historical Predictions of SNOs between AURA and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service